Repos to incorporate

[gbinal]

• https://github.com/GSA/federal-apis
• https://github.com/18F/API-All-the-X
• https://github.com/GSA/slash-developer-pages
• https://github.com/18F/wg-api
• https://github.com/18F/api-program
• https://github.com/18F/API-Usability-Testing
• https://github.com/18F/federal-apis